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Citi Logo Citi · IT - Software Development

Senior eTrading Developer

France, Paris Employment contract · Job Posted November 25, 2025
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Job Description

The Senior eTrading Developer role involves designing and evolving next-generation trading applications for Citi's Rates business, contributing to the electronic and competitive financial trading landscape. This position allows direct exposure to front-office trading systems and offers opportunities to enhance technical skills while collaborating with a global team and driving Citi's market-leading position.

Job Responsibility

  • Designing and developing front office eTrading applications to the trading business
  • Working directly with Traders, Sales, and Quants to shape the future direction of the platform
  • Utilizing creativity and innovation to improve the technical capabilities of the platform and ensuring it remains stable, flexible, and maintainable
  • Driving engineering standards and continuing to strive for best
  • Enhancing our automated testing efforts and optimizing our UAT process
  • Mentoring strong and energetic team in EMEA region
  • Serving as advisor or coach to new or lower-level analysts
  • Troubleshooting challenging performance and scalability issues
  • Providing onsite support to Rates traders in Paris location
  • Assisting in third line support during core trading hours
  • Acting as Subject Matter Expert to senior stakeholders and /or other team members
  • Liaising with the global business, support, and development teams on various exciting projects.

Requirements

  • Extensive programming experience with an Object-oriented language, Multi-Threading and any relational database
  • Solid architectural understanding of enterprise applications
  • Understanding of computing science fundamentals – concurrency, algorithms, data structures, design patterns, etc.
  • Experience with modern software development practices such as Agile development, test-driven development, and continuous integration and continuous delivery.

Nice to have

  • Experience with Java Core, Spring framework and Linux
  • Experience developing large financial software trading systems with substantial hands-on development experience in building systems with an attention to optimizing and tuning performance, while also demonstrating critical thinking skills related to re-use, scalability, and troubleshooting
  • Experience with ION Multi-Market Interface (MMI) and/or SystemAdministrator
  • Knowledge of major Financial Products (e.g., EuroGovies/Swaps/GILTS/SAS etc.) and Broker/Customer Markets electronic trading flows
  • Experience on MongoDB
  • Worked in an Agile globally distributed team using tools such as Jira, Bitbucket, Sonar & Team City
  • Worked with tools such as IntelliJ, Gradle, etc.
  • Experience on JSON/XML and REST service.

What we offer

  • Opportunities to build a strong profile in a high-performance global team (London, Paris, NY, Mississauga, Shanghai, Sydney, and Tokyo)
  • Develop efficient and robust solutions to challenging business problems
  • Work on a globally distributed team to deliver the next generation eTrading experience for traders at Citi
  • Gain knowledge and exposure to Front Office Trading Systems, Fixed Income, and Derivatives flows.
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